 /*******************************************************************************
  * Copyright (c) 2000, 2005 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/


 package org.eclipse.ui.texteditor;


 import java.util.ResourceBundle ;

 import org.eclipse.core.resources.IMarker;
 import org.eclipse.core.resources.IResource;

 import org.eclipse.jface.action.IAction;
 import org.eclipse.jface.text.source.IVerticalRulerInfo;

 import org.eclipse.ui.views.tasklist.TaskPropertiesDialog;



 /**
  * Adapter for the marker ruler action creating/removing tasks.
  *
  * @since 2.0
  */
 public class TaskRulerAction extends AbstractRulerActionDelegate {

     /**
      * Adds a task marker over the ruler context menu. Uses the Workbench's Task properties dialog.
      */
     static class TaskMarkerRulerAction extends MarkerRulerAction {

         /**
          * Creates a new action for the given ruler and editor. The action configures
          * its visual representation from the given resource bundle.
          *
          * @param bundle the resource bundle
          * @param prefix a prefix to be prepended to the various resource keys
          * (described in <code>ResourceAction</code> constructor), or
          * <code>null</code> if none
          * @param editor the text editor
          * @param ruler the vertical ruler info
          * @see MarkerRulerAction#MarkerRulerAction(ResourceBundle, String, ITextEditor, IVerticalRulerInfo, String, boolean)
          */
         public TaskMarkerRulerAction(ResourceBundle bundle, String prefix, ITextEditor editor, IVerticalRulerInfo ruler) {
             super(bundle, prefix, editor, ruler, IMarker.TASK, false);
         }

         /*
          * @see MarkerRulerAction#addMarker()
          */
         protected void addMarker() {
             IResource resource= getResource();
             if (resource == null)
                 return;

            TaskPropertiesDialog dialog = new TaskPropertiesDialog(getTextEditor().getSite().getShell());
             dialog.setResource(resource);
             dialog.setInitialAttributes(getInitialAttributes());
             dialog.open();
         }
     }

     /*
      * @see AbstractRulerActionDelegate#createAction(ITextEditor, IVerticalRulerInfo)
      */
     protected IAction createAction(ITextEditor editor, IVerticalRulerInfo rulerInfo) {
         return new TaskMarkerRulerAction(TextEditorMessages.getBundleForConstructedKeys(), "Editor.ManageTasks.", editor, rulerInfo); //$NON-NLS-1$
 }
 }

